<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>

</head>
<body>


<style>
    q::before {
        content: "«";
        color: blue;
    }

    q::after {
        content: "»";
        color: red;
    }
</style>


<q>大家好，我是咸鱼</q>，<q>我是 NightTeam 的一员</q>

</body>
</html>